{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "ransom", "trigger": true, "arguments": ["tool", "attacker", "place", "payment method", "time", "victim", "price", "attack pattern"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["vulnerability", "time", "common vulnerabilities and exposures", "issues addressed", "patch", "patch number", "releaser"]}, {"event_type": "data breach", "trigger": true, "arguments": ["attacker", "purpose", "damage amount", "time", "victim", "attack pattern", "compromised data", "tool"]}, {"event_type": "phishing", "trigger": true, "arguments": ["attack pattern", "trusted entity", "time", "tool", "victim"]}, {"event_type": "discover vulnerability", "trigger": true, "arguments": ["capabilities", "vulnerable system owner", "common vulnerabilities and exposures", "vulnerable system version", "vulnerable system", "time", "vulnerability"]}], "input": "The research team acknowledged that ethical issues prevent exploration of certain aspects of the ransomware ecosystem , including determining the percentage of victims who actually pay to recover their files ."}
{"ransom": [{"trigger": "pay", "arguments": {"tool": "NAN", "attacker": "NAN", "place": "NAN", "payment method": "NAN", "time": "NAN", "victim": "victims", "price": "NAN", "attack pattern": "NAN"}}], "patch vulnerability": [], "data breach": [], "phishing": [], "discover vulnerability": []}